公开(公告)号：US20250017032A1

公开(公告)日：2025-01-09

申请号：US18751557

申请日：2024-06-24

Applicant: Samsung Display Co., Ltd.

Inventor： JANG YEOL BAEK ,  TAEIL KIM ,  SUN YOUNG PAK ,  JUNHA PARK ,  Kyoung SUNWOO ,  MUN-KI SIM ,  CHANSEOK OH ,  MINJUNG JUNG

IPC: H10K50/11 ,  H10K85/30 ,  H10K85/40 ,  H10K85/60 ,  H10K101/10

Abstract: Embodiments provide a polycyclic compound and a light emitting element that includes the polycyclic compound. The light emitting element includes a first electrode, a second electrode disposed on the first electrode, and an emission layer disposed between the first electrode and the second electrode and including the polycyclic compound. The polycyclic compound is represented by Formula 1, which is explained in the specification.

公开(公告)号：US20240124497A1

公开(公告)日：2024-04-18

申请号：US18327298

申请日：2023-06-01

Applicant: Samsung Display Co., Ltd.

Inventor： MinJae SUNG ,  TAEIL KIM ,  JUNHA PARK ,  JANG YEOL BAEK ,  MINJUNG JUNG ,  Seonhyoung HUR

IPC: C07F5/02 ,  C07F7/08 ,  C07F13/00 ,  C09K11/06 ,  H10K85/40 ,  H10K85/60

CPC classification number: C07F5/027 ,  C07F7/0805 ,  C07F13/00 ,  C09K11/06 ,  H10K85/40 ,  H10K85/633 ,  H10K85/6572 ,  H10K85/6574 ,  H10K85/658 ,  C07B2200/05

Abstract: Embodiments provide a fused polycyclic compound and a light emitting device including the fused polycyclic compound. The light emitting device includes a first electrode, a second electrode facing the first electrode, and an emission layer disposed between the first electrode and the second electrode, wherein the emission layer includes the fused polycyclic compound, which is represented by Formula 1 and is explained in the specification:

公开(公告)号：US20230269996A1

公开(公告)日：2023-08-24

申请号：US17961424

申请日：2022-10-06

Applicant: Samsung Display Co., Ltd.

Inventor： CHANSEOK OH ,  TAEIL KIM ,  JUNHA PARK ,  JANG YEOL BAEK ,  MinJae SUNG ,  MINJUNG JUNG

IPC: H01L51/00 ,  C07F5/02 ,  C09K11/06

CPC classification number: H01L51/008 ,  H01L51/0072 ,  H01L51/0067 ,  H01L51/0087 ,  H01L51/0061 ,  C07F5/027 ,  C09K11/06 ,  H01L51/5028

Abstract: A light emitting element (that includes a first electrode, a second electrode, and an emission layer which is between the first electrode and the second electrode and includes a compound represented by Formula 1) is provided. The light emitting element concurrently (e.g., simultaneously) exhibits a high efficiency and a long service life characteristic.

公开(公告)号：US20230008117A1

公开(公告)日：2023-01-12

申请号：US17652016

申请日：2022-02-22

Applicant: Samsung Display Co., Ltd.

Inventor： TAEIL KIM ,  SUN YOUNG PAK ,  JUNHA PARK ,  JANG YEOL BAEK ,  Kyoung SUNWOO ,  MUN-KI SIM ,  CHANSEOK OH ,  MINJUNG JUNG

IPC: H01L51/00 ,  C07F5/02 ,  C09K11/06

Abstract: A light emitting diode of an embodiment includes a first electrode, a second electrode, and at least one functional layer between the first electrode and the second electrode, wherein the at least one functional layer includes at least one selected from among a polycyclic compound represented by Formula 1 and a compound represented by Formula E-1.

公开(公告)号：US20220344592A1

公开(公告)日：2022-10-27

申请号：US17584240

申请日：2022-01-25

Applicant: Samsung Display Co., Ltd.

Inventor： MINJUNG JUNG ,  TAEIL KIM ,  SUN YOUNG PAK ,  JUNHA PARK ,  JANG YEOL BAEK ,  Kyoung SUNWOO ,  MUN-KI SIM ,  CHANSEOK OH

IPC: H01L51/00 ,  C09K11/06

Abstract: A light emitting element of one or more embodiments includes a first electrode, a second electrode, and a polycyclic compound represented by Formula 1 below in an emission layer disposed between the first electrode and the second electrode, thereby showing high emission efficiency properties: The polycyclic compound is of a DABNA structure includes one heteroaryl group substituted at a para position to boron, and two bulky substituents substituted at meta positions to the boron.

公开(公告)号：US20230320215A1

公开(公告)日：2023-10-05

申请号：US18109194

申请日：2023-02-13

Applicant: Samsung Display Co., Ltd.

Inventor： SUN YOUNG PAK ,  SERAN KIM ,  JUNHA PARK ,  JANG YEOL BAEK ,  MinJae SUNG ,  MUN-KI SIM ,  MINJUNG JUNG

IPC: H10K85/60 ,  H10K85/40 ,  H10K85/30 ,  C07F5/02

CPC classification number: H10K85/658 ,  H10K85/40 ,  H10K85/346 ,  C07F5/027 ,  H10K50/12

Abstract: A light emitting device includes a first electrode, a second electrode facing the first electrode, and an emission layer disposed between the first electrode and the second electrode, wherein the emission layer includes a first compound represented by Formula 1 below:

公开(公告)号：US20230232714A1

公开(公告)日：2023-07-20

申请号：US17976568

申请日：2022-10-28

Applicant: Samsung Display Co., Ltd.

Inventor： YESEUL LEE ,  JANG YEOL BAEK ,  HEECHOON AHN ,  HYOYOUNG LEE ,  SEOWON CHO

IPC: H01L51/00 ,  C07F5/02 ,  C07F7/08 ,  H01L51/50

CPC classification number: H01L51/0072 ,  C07F5/027 ,  H01L51/0094 ,  C07F7/0812 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/0067 ,  H01L51/5024 ,  C07B2200/05

Abstract: A light emitting element that includes a first electrode, a second electrode facing the first electrode, and an emission layer between the first electrode and the second electrode is provided. The emission layer includes a polycyclic compound represented by Formula 1. The light emitting element has a reduced driving voltage and an increased efficiency.

公开(公告)号：US20230217804A1

公开(公告)日：2023-07-06

申请号：US17887238

申请日：2022-08-12

Applicant: Samsung Display Co., Ltd.

Inventor： TAEIL KIM ,  SUN YOUNG PAK ,  JUNHA PARK ,  JANG YEOL BAEK ,  Kyoung SUNWOO ,  MUN-KI SIM ,  CHANSEOK OH ,  MINJUNG JUNG

IPC: H01L51/00 ,  C07F5/02 ,  C09K11/06

CPC classification number: H01L51/008 ,  C07F5/027 ,  C09K11/06 ,  H01L51/5012

Abstract: A light emitting element that includes a first compound represented by a specific chemical formula in which an ortho-type or kind penta-phenyl group is bonded to a fused polycyclic compound including at least one boron atom and a heteroatom is provided. The light emitting element has a long-lifetime.

公开(公告)号：US20230132112A1

公开(公告)日：2023-04-27

申请号：US17825408

申请日：2022-05-26

Applicant: Samsung Display Co., Ltd.

Inventor： MUN-KI SIM ,  TAEIL KIM ,  SUN YOUNG PAK ,  JUNHA PARK ,  JANG YEOL BAEK ,  Kyoung SUNWOO ,  CHANSEOK OH ,  MINJUNG JUNG

IPC: C07F5/02 ,  C07D209/84 ,  C07D405/14 ,  C07D409/14 ,  C07D251/24 ,  C07F7/08 ,  C07D403/04 ,  C07D403/14 ,  C07F15/00 ,  H01L51/00

Abstract: A light emitting device of an embodiment includes a first electrode, a second electrode oppositely disposed to the first electrode, and an emission layer disposed between the first electrode and the second electrode. The emission layer includes a first host represented by Formula H-1, a second host represented by Formula H-2, and a first dopant represented by Formula 1, wherein Formulas H-1, H-2, and 1 are explained in the specification. The light emitting device shows improved emission efficiency properties.

公开(公告)号：US20220263026A1

公开(公告)日：2022-08-18

申请号：US17543385

申请日：2021-12-06

Applicant: Samsung Display Co., Ltd.

Inventor： CHANSEOK OH ,  TAEIL KIM ,  SUN YOUNG PAK ,  JUNHA PARK ,  JANG YEOL BAEK ,  Kyoung SUNWOO ,  MUN-KI SIM ,  MINJUNG JUNG

IPC: H01L51/00

Abstract: A light emitting device according to an embodiment includes a first electrode and a second electrode facing the first electrode, and a plurality of organic layers between the first electrode and the second electrode, wherein at least one among the plurality of organic layers includes a fused polycyclic compound represented by Formula 1 below, thereby showing improved emission efficiency.